src/share/vm/runtime/mutexLocker.hpp

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  34 # include "os_solaris.inline.hpp"
  35 #endif
  36 #ifdef TARGET_OS_FAMILY_windows
  37 # include "os_windows.inline.hpp"
  38 #endif
  39 #ifdef TARGET_OS_FAMILY_bsd
  40 # include "os_bsd.inline.hpp"
  41 #endif
  42 
  43 // Mutexes used in the VM.
  44 
  45 extern Mutex*   Patching_lock;                   // a lock used to guard code patching of compiled code
  46 extern Monitor* SystemDictionary_lock;           // a lock on the system dictonary
  47 extern Mutex*   PackageTable_lock;               // a lock on the class loader package table
  48 extern Mutex*   CompiledIC_lock;                 // a lock used to guard compiled IC patching and access
  49 extern Mutex*   InlineCacheBuffer_lock;          // a lock used to guard the InlineCacheBuffer
  50 extern Mutex*   VMStatistic_lock;                // a lock used to guard statistics count increment
  51 extern Mutex*   JNIGlobalHandle_lock;            // a lock on creating JNI global handles
  52 extern Mutex*   JNIHandleBlockFreeList_lock;     // a lock on the JNI handle block free list
  53 extern Mutex*   JNICachedItableIndex_lock;       // a lock on caching an itable index during JNI invoke

  54 extern Mutex*   JmethodIdCreation_lock;          // a lock on creating JNI method identifiers
  55 extern Mutex*   JfieldIdCreation_lock;           // a lock on creating JNI static field identifiers
  56 extern Monitor* JNICritical_lock;                // a lock used while entering and exiting JNI critical regions, allows GC to sometimes get in
  57 extern Mutex*   JvmtiThreadState_lock;           // a lock on modification of JVMTI thread data
  58 extern Monitor* JvmtiPendingEvent_lock;          // a lock on the JVMTI pending events list
  59 extern Monitor* Heap_lock;                       // a lock on the heap
  60 extern Mutex*   ExpandHeap_lock;                 // a lock on expanding the heap
  61 extern Mutex*   AdapterHandlerLibrary_lock;      // a lock on the AdapterHandlerLibrary
  62 extern Mutex*   SignatureHandlerLibrary_lock;    // a lock on the SignatureHandlerLibrary
  63 extern Mutex*   VtableStubs_lock;                // a lock on the VtableStubs
  64 extern Mutex*   SymbolTable_lock;                // a lock on the symbol table
  65 extern Mutex*   StringTable_lock;                // a lock on the interned string table
  66 extern Mutex*   CodeCache_lock;                  // a lock on the CodeCache, rank is special, use MutexLockerEx
  67 extern Mutex*   MethodData_lock;                 // a lock on installation of method data
  68 extern Mutex*   RetData_lock;                    // a lock on installation of RetData inside method data
  69 extern Mutex*   DerivedPointerTableGC_lock;      // a lock to protect the derived pointer table
  70 extern Monitor* VMOperationQueue_lock;           // a lock on queue of vm_operations waiting to execute
  71 extern Monitor* VMOperationRequest_lock;         // a lock on Threads waiting for a vm_operation to terminate
  72 extern Monitor* Safepoint_lock;                  // a lock used by the safepoint abstraction
  73 extern Monitor* Threads_lock;                    // a lock on the Threads table of active Java threads




  34 # include "os_solaris.inline.hpp"
  35 #endif
  36 #ifdef TARGET_OS_FAMILY_windows
  37 # include "os_windows.inline.hpp"
  38 #endif
  39 #ifdef TARGET_OS_FAMILY_bsd
  40 # include "os_bsd.inline.hpp"
  41 #endif
  42 
  43 // Mutexes used in the VM.
  44 
  45 extern Mutex*   Patching_lock;                   // a lock used to guard code patching of compiled code
  46 extern Monitor* SystemDictionary_lock;           // a lock on the system dictonary
  47 extern Mutex*   PackageTable_lock;               // a lock on the class loader package table
  48 extern Mutex*   CompiledIC_lock;                 // a lock used to guard compiled IC patching and access
  49 extern Mutex*   InlineCacheBuffer_lock;          // a lock used to guard the InlineCacheBuffer
  50 extern Mutex*   VMStatistic_lock;                // a lock used to guard statistics count increment
  51 extern Mutex*   JNIGlobalHandle_lock;            // a lock on creating JNI global handles
  52 extern Mutex*   JNIHandleBlockFreeList_lock;     // a lock on the JNI handle block free list
  53 extern Mutex*   JNICachedItableIndex_lock;       // a lock on caching an itable index during JNI invoke
  54 extern Mutex*   MemberNameTable_lock;            // a lock on the MemberNameTable updates
  55 extern Mutex*   JmethodIdCreation_lock;          // a lock on creating JNI method identifiers
  56 extern Mutex*   JfieldIdCreation_lock;           // a lock on creating JNI static field identifiers
  57 extern Monitor* JNICritical_lock;                // a lock used while entering and exiting JNI critical regions, allows GC to sometimes get in
  58 extern Mutex*   JvmtiThreadState_lock;           // a lock on modification of JVMTI thread data
  59 extern Monitor* JvmtiPendingEvent_lock;          // a lock on the JVMTI pending events list
  60 extern Monitor* Heap_lock;                       // a lock on the heap
  61 extern Mutex*   ExpandHeap_lock;                 // a lock on expanding the heap
  62 extern Mutex*   AdapterHandlerLibrary_lock;      // a lock on the AdapterHandlerLibrary
  63 extern Mutex*   SignatureHandlerLibrary_lock;    // a lock on the SignatureHandlerLibrary
  64 extern Mutex*   VtableStubs_lock;                // a lock on the VtableStubs
  65 extern Mutex*   SymbolTable_lock;                // a lock on the symbol table
  66 extern Mutex*   StringTable_lock;                // a lock on the interned string table
  67 extern Mutex*   CodeCache_lock;                  // a lock on the CodeCache, rank is special, use MutexLockerEx
  68 extern Mutex*   MethodData_lock;                 // a lock on installation of method data
  69 extern Mutex*   RetData_lock;                    // a lock on installation of RetData inside method data
  70 extern Mutex*   DerivedPointerTableGC_lock;      // a lock to protect the derived pointer table
  71 extern Monitor* VMOperationQueue_lock;           // a lock on queue of vm_operations waiting to execute
  72 extern Monitor* VMOperationRequest_lock;         // a lock on Threads waiting for a vm_operation to terminate
  73 extern Monitor* Safepoint_lock;                  // a lock used by the safepoint abstraction
  74 extern Monitor* Threads_lock;                    // a lock on the Threads table of active Java threads